Titan 9871218 O-Ring
Maintain the proper sealing arrangement of your airless sprayer with the Titan 9871218 O-Ring, a genuine OEM replacement component for compatible Titan fluid sections. Used in the inlet and foot-valve assembly, this O-ring provides a targeted replacement option when the original seal becomes worn, damaged, or unsuitable for continued service.
Diagram Position: Fluid section, item 22.
Quantity Required: One per documented assembly.
Related Kit: Titan 805-1010 Repacking Kit.
Ordering Note: Confirm OEM part number 9871218 against your machine's fluid-section diagram. Inspect the inlet seat, lower cage, and foot valve during servicing. The individual O-ring is separate from the complete repacking kit.
Maintain a Proper Seal in Your Titan Inlet Valve Assembly
The Titan 9871218 O-Ring is a genuine OEM sealing component used in the inlet and foot-valve assemblies of compatible Titan airless paint sprayers. Identified as a PTFE O-ring in Titan's GPX 130 parts documentation, it provides the specified sealing element at its designated fluid-section connection. Replacing a damaged, cut, or deformed O-ring helps maintain the intended assembly seal.
Compatible Titan Airless Sprayers
The following models are separated by their verification basis to help customers select the correct replacement seal.
| Titan Model | Fitment Basis |
|---|---|
| Impact 740 | Titan service manual, item 22 |
| Impact 840 | Titan service manual, item 22 |
| Impact 1140 | Titan owner manual, item 22 |
| Impact 1640 | Titan operating manual |
| Advantage GPX 130 | Titan owner manual, item 19 |
| Advantage 600 | AllTitanParts catalog-listed |
| Helix FR | AllTitanParts catalog-listed |
| Helix VR | AllTitanParts catalog-listed |
| Impact 840 I | AllTitanParts catalog-listed |
| Impact 840 IA | AllTitanParts catalog-listed |
| Impact 1040 | AllTitanParts catalog-listed |
| Impact 1140 I | AllTitanParts catalog-listed |
| Impact 1140 IA | AllTitanParts catalog-listed |
Repacking Kits That Include Titan 9871218
Titan's published parts diagrams identify the O-ring within the following model-specific repacking kits:
| Kit Number | Documented Application | O-Ring Item |
|---|---|---|
| 805-1010 | Impact 740 / 840 | 22 |
| 0558740 | Impact 1140 | 22 |
| 0509510 | Advantage GPX 130 | 19 |
If several fluid-section sealing components require replacement, compare the individual O-ring with the correct model-specific repacking kit. Do not assume that kits for different Titan machines contain identical components.
How the O-Ring Supports Fluid Section Sealing
The inlet and foot-valve assembly forms part of the fluid path through which coating material enters the airless sprayer pump.
The O-ring is installed at its designated sealing interface within this assembly. When the components are correctly assembled, the seal helps maintain the intended separation between the pressurized fluid path and the surrounding connection surfaces.
A damaged or incorrectly installed O-ring can compromise this interface. However, pressure loss or priming problems may also involve the inlet ball, seat, packings, outlet valve, or other pump components.
Common O-Ring Problems & Replacement Indicators
Cuts or Nicks: Visible damage can interfere with the sealing interface and make the O-ring unsuitable for reuse.
Permanent Deformation: A distorted seal may no longer fit its intended sealing position correctly.
Incorrect Installation: Twisting, pinching, or misplacement can compromise the assembled seal.
Damaged Mating Surfaces: Burrs, corrosion, or contamination at the sealing interface may prevent correct operation even with a new O-ring.
Fluid Leakage: Inspect the seal and adjoining valve components to identify the actual source of leakage before replacing parts.
Inspection & Installation Guidance
1. Relieve pressure: Turn off the sprayer, disconnect power, and complete Titan's prescribed pressure-relief procedure before disassembly.
2. Confirm the seal: Identify part 9871218 in the exact machine's fluid-section parts diagram.
3. Inspect mating surfaces: Check the sealing groove, inlet seat, and adjoining foot-valve components for wear, contamination, or damage.
4. Install correctly: Follow Titan's specified assembly procedure and use only manufacturer-approved lubrication where applicable. Avoid cutting, twisting, or pinching the seal.
5. Reassemble the fluid section: Verify that the valve components are clean and properly positioned.
6. Test operation: Prime the sprayer and inspect the repaired area for leakage before returning the equipment to service.
Commercial & Maintenance Benefits
Targeted Seal Replacement: Replace the affected O-ring without automatically purchasing a complete fluid section.
Correct OEM Identification: Match the part number to Titan's published diagrams instead of relying on visual similarity.
Multiple Model Applications: The same part number appears across several Titan sprayer families, subject to configuration verification.
Flexible Maintenance: Choose the standalone O-ring or the correct repacking kit according to the extent of the repair.
Order Titan 9871218 O-Ring
Maintain your compatible Titan airless sprayer with the correct OEM O-ring from AllTitanParts. Verify the machine's fluid-section diagram and inspect the inlet seat, lower cage, and foot-valve assembly before placing your order.
Frequently Asked Questions
What is Titan 9871218 O-Ring?
It is a genuine Titan replacement O-ring used at specified fluid-section inlet and foot-valve sealing locations.
What material is Titan 9871218 made from?
Titan's Advantage GPX 130 parts manual identifies part 9871218 as a PTFE O-ring.
Which Titan sprayers use part 9871218?
Manufacturer documentation identifies Impact 740, 840, 1140, 1640, and Advantage GPX 130. Additional Titan models are catalog-listed and require exact model verification.
Where is the O-ring located on Impact 740 and 840?
It is item 22 in the fluid-section diagram, within the inlet and foot-valve component group.
Is 9871218 included in Titan 805-1010 Repacking Kit?
Yes. Titan includes item 22 in the manufacturer-listed contents of repacking kit 805-1010 for Impact 740 and 840.
Can I substitute a generic O-ring?
Use the specified Titan OEM part unless an alternative has been independently verified for dimensions, material, and operating requirements.
Can a damaged O-ring cause fluid leakage?
Yes. A damaged or improperly installed seal may allow leakage at its sealing interface. Other mating components should also be inspected.
Does the individual O-ring include the inlet seat or foot valve?
No. The standalone O-ring is a separate replacement component; the inlet seat and foot valve have their own manufacturer part numbers.
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